This invention discloses novel sulfoximines having the formula: ##STR1## where Z is C.sub.1 -C.sub.6 alkylene and Y is alkyl, arylalkyl, acyl, carbamoyl, sulfonyl or alkoxycarbonyl. The invention compounds are useful in the treatment of Class II arrhythmia.
本发明公开了具有以下式子的新型亚砜胺:##STR1## 其中Z为C.sub.1-C.sub.6烷基,Y为烷基,芳基烷基,酰基,
氨基甲酰基,磺酰基或烷氧羰基。该发明化合物在治疗II类心律失常方面有用。